/****************************************************************************
 *
 * Copyright 2016 Samsung Electronics All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.
 *
 ****************************************************************************/

/**
 * \file cipher_wrap.c
 *
 * \brief Generic cipher wrapper for mbed TLS
 *
 * \author Adriaan de Jong <dejong@fox-it.com>
 *
 *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
 *  SPDX-License-Identifier: Apache-2.0
 *
 *  Licensed under the Apache License, Version 2.0 (the "License"); you may
 *  not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *  This file is part of mbed TLS (https://tls.mbed.org)
 */

#include "tls/config.h"

#if defined(MBEDTLS_CIPHER_C)

#include "tls/cipher_internal.h"

#if defined(MBEDTLS_AES_C)
#include "tls/aes.h"
#endif

#if defined(MBEDTLS_ARC4_C)
#include "tls/arc4.h"
#endif

#if defined(MBEDTLS_CAMELLIA_C)
#include "tls/camellia.h"
#endif

#if defined(MBEDTLS_DES_C)
#include "tls/des.h"
#endif

#if defined(MBEDTLS_BLOWFISH_C)
#include "tls/blowfish.h"
#endif

#if defined(MBEDTLS_GCM_C)
#include "tls/gcm.h"
#endif

#if defined(MBEDTLS_CCM_C)
#include "tls/ccm.h"
#endif

#if defined(MBEDTLS_CIPHER_NULL_CIPHER)
#include <string.h>
#endif

#if defined(MBEDTLS_PLATFORM_C)
#include "tls/platform.h"
#else
#include <stdlib.h>
#define mbedtls_calloc    calloc
#define mbedtls_free       free
#endif

#if defined(MBEDTLS_GCM_C)
/* shared by all GCM ciphers */
static void *gcm_ctx_alloc(void)
{
	void *ctx = mbedtls_calloc(1, sizeof(mbedtls_gcm_context));

	if (ctx != NULL) {
		mbedtls_gcm_init((mbedtls_gcm_context *) ctx);
	}

	return (ctx);
}

static void gcm_ctx_free(void *ctx)
{
	mbedtls_gcm_free(ctx);
	mbedtls_free(ctx);
}
#endif							/* MBEDTLS_GCM_C */

#if defined(MBEDTLS_CCM_C)
/* shared by all CCM ciphers */
static void *ccm_ctx_alloc(void)
{
	void *ctx = mbedtls_calloc(1, sizeof(mbedtls_ccm_context));

	if (ctx != NULL) {
		mbedtls_ccm_init((mbedtls_ccm_context *) ctx);
	}

	return (ctx);
}

static void ccm_ctx_free(void *ctx)
{
	mbedtls_ccm_free(ctx);
	mbedtls_free(ctx);
}
#endif							/* MBEDTLS_CCM_C */

#if defined(MBEDTLS_AES_C)

static int aes_crypt_ecb_wrap(void *ctx, mbedtls_operation_t operation, const unsigned char *input, unsigned char *output)
{
	return mbedtls_aes_crypt_ecb((mbedtls_aes_context *) ctx, operation, input, output);
}

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static int aes_crypt_cbc_wrap(void *ctx, mbedtls_operation_t operation, size_t length, unsigned char *iv, const unsigned char *input, unsigned char *output)
{
	return mbedtls_aes_crypt_cbc((mbedtls_aes_context *) ctx, operation, length, iv, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CFB)
static int aes_crypt_cfb128_wrap(void *ctx, mbedtls_operation_t operation, size_t length, size_t *iv_off, unsigned char *iv, const unsigned char *input, unsigned char *output)
{
	return mbedtls_aes_crypt_cfb128((mbedtls_aes_context *) ctx, operation, length, iv_off, iv, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CFB */

#if defined(MBEDTLS_CIPHER_MODE_CTR)
static int aes_crypt_ctr_wrap(void *ctx, size_t length, size_t *nc_off, unsigned char *nonce_counter, unsigned char *stream_block, const unsigned char *input, unsigned char *output)
{
	return mbedtls_aes_crypt_ctr((mbedtls_aes_context *) ctx, length, nc_off, nonce_counter, stream_block, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CTR */

static int aes_setkey_dec_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	return mbedtls_aes_setkey_dec((mbedtls_aes_context *) ctx, key, key_bitlen);
}

static int aes_setkey_enc_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	return mbedtls_aes_setkey_enc((mbedtls_aes_context *) ctx, key, key_bitlen);
}

static void *aes_ctx_alloc(void)
{
	mbedtls_aes_context *aes = mbedtls_calloc(1, sizeof(mbedtls_aes_context));

	if (aes == NULL) {
		return (NULL);
	}

	mbedtls_aes_init(aes);

	return (aes);
}

static void aes_ctx_free(void *ctx)
{
	mbedtls_aes_free((mbedtls_aes_context *) ctx);
	mbedtls_free(ctx);
}

static const mbedtls_cipher_base_t aes_info = {
	MBEDTLS_CIPHER_ID_AES,
	aes_crypt_ecb_wrap,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	aes_crypt_cbc_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	aes_crypt_cfb128_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	aes_crypt_ctr_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	aes_setkey_enc_wrap,
	aes_setkey_dec_wrap,
	aes_ctx_alloc,
	aes_ctx_free
};

static const mbedtls_cipher_info_t aes_128_ecb_info = {
	MBEDTLS_CIPHER_AES_128_ECB,
	MBEDTLS_MODE_ECB,
	128,
	"AES-128-ECB",
	16,
	0,
	16,
	&aes_info
};

static const mbedtls_cipher_info_t aes_192_ecb_info = {
	MBEDTLS_CIPHER_AES_192_ECB,
	MBEDTLS_MODE_ECB,
	192,
	"AES-192-ECB",
	16,
	0,
	16,
	&aes_info
};

static const mbedtls_cipher_info_t aes_256_ecb_info = {
	MBEDTLS_CIPHER_AES_256_ECB,
	MBEDTLS_MODE_ECB,
	256,
	"AES-256-ECB",
	16,
	0,
	16,
	&aes_info
};

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static const mbedtls_cipher_info_t aes_128_cbc_info = {
	MBEDTLS_CIPHER_AES_128_CBC,
	MBEDTLS_MODE_CBC,
	128,
	"AES-128-CBC",
	16,
	0,
	16,
	&aes_info
};

static const mbedtls_cipher_info_t aes_192_cbc_info = {
	MBEDTLS_CIPHER_AES_192_CBC,
	MBEDTLS_MODE_CBC,
	192,
	"AES-192-CBC",
	16,
	0,
	16,
	&aes_info
};

static const mbedtls_cipher_info_t aes_256_cbc_info = {
	MBEDTLS_CIPHER_AES_256_CBC,
	MBEDTLS_MODE_CBC,
	256,
	"AES-256-CBC",
	16,
	0,
	16,
	&aes_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CFB)
static const mbedtls_cipher_info_t aes_128_cfb128_info = {
	MBEDTLS_CIPHER_AES_128_CFB128,
	MBEDTLS_MODE_CFB,
	128,
	"AES-128-CFB128",
	16,
	0,
	16,
	&aes_info
};

static const mbedtls_cipher_info_t aes_192_cfb128_info = {
	MBEDTLS_CIPHER_AES_192_CFB128,
	MBEDTLS_MODE_CFB,
	192,
	"AES-192-CFB128",
	16,
	0,
	16,
	&aes_info
};

static const mbedtls_cipher_info_t aes_256_cfb128_info = {
	MBEDTLS_CIPHER_AES_256_CFB128,
	MBEDTLS_MODE_CFB,
	256,
	"AES-256-CFB128",
	16,
	0,
	16,
	&aes_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CFB */

#if defined(MBEDTLS_CIPHER_MODE_CTR)
static const mbedtls_cipher_info_t aes_128_ctr_info = {
	MBEDTLS_CIPHER_AES_128_CTR,
	MBEDTLS_MODE_CTR,
	128,
	"AES-128-CTR",
	16,
	0,
	16,
	&aes_info
};

static const mbedtls_cipher_info_t aes_192_ctr_info = {
	MBEDTLS_CIPHER_AES_192_CTR,
	MBEDTLS_MODE_CTR,
	192,
	"AES-192-CTR",
	16,
	0,
	16,
	&aes_info
};

static const mbedtls_cipher_info_t aes_256_ctr_info = {
	MBEDTLS_CIPHER_AES_256_CTR,
	MBEDTLS_MODE_CTR,
	256,
	"AES-256-CTR",
	16,
	0,
	16,
	&aes_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CTR */

#if defined(MBEDTLS_GCM_C)
static int gcm_aes_setkey_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	return mbedtls_gcm_setkey((mbedtls_gcm_context *) ctx, MBEDTLS_CIPHER_ID_AES, key, key_bitlen);
}

static const mbedtls_cipher_base_t gcm_aes_info = {
	MBEDTLS_CIPHER_ID_AES,
	NULL,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	gcm_aes_setkey_wrap,
	gcm_aes_setkey_wrap,
	gcm_ctx_alloc,
	gcm_ctx_free,
};

static const mbedtls_cipher_info_t aes_128_gcm_info = {
	MBEDTLS_CIPHER_AES_128_GCM,
	MBEDTLS_MODE_GCM,
	128,
	"AES-128-GCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&gcm_aes_info
};

static const mbedtls_cipher_info_t aes_192_gcm_info = {
	MBEDTLS_CIPHER_AES_192_GCM,
	MBEDTLS_MODE_GCM,
	192,
	"AES-192-GCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&gcm_aes_info
};

static const mbedtls_cipher_info_t aes_256_gcm_info = {
	MBEDTLS_CIPHER_AES_256_GCM,
	MBEDTLS_MODE_GCM,
	256,
	"AES-256-GCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&gcm_aes_info
};
#endif							/* MBEDTLS_GCM_C */

#if defined(MBEDTLS_CCM_C)
static int ccm_aes_setkey_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	return mbedtls_ccm_setkey((mbedtls_ccm_context *) ctx, MBEDTLS_CIPHER_ID_AES, key, key_bitlen);
}

static const mbedtls_cipher_base_t ccm_aes_info = {
	MBEDTLS_CIPHER_ID_AES,
	NULL,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	ccm_aes_setkey_wrap,
	ccm_aes_setkey_wrap,
	ccm_ctx_alloc,
	ccm_ctx_free,
};

static const mbedtls_cipher_info_t aes_128_ccm_info = {
	MBEDTLS_CIPHER_AES_128_CCM,
	MBEDTLS_MODE_CCM,
	128,
	"AES-128-CCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&ccm_aes_info
};

static const mbedtls_cipher_info_t aes_192_ccm_info = {
	MBEDTLS_CIPHER_AES_192_CCM,
	MBEDTLS_MODE_CCM,
	192,
	"AES-192-CCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&ccm_aes_info
};

static const mbedtls_cipher_info_t aes_256_ccm_info = {
	MBEDTLS_CIPHER_AES_256_CCM,
	MBEDTLS_MODE_CCM,
	256,
	"AES-256-CCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&ccm_aes_info
};
#endif							/* MBEDTLS_CCM_C */

#endif							/* MBEDTLS_AES_C */

#if defined(MBEDTLS_CAMELLIA_C)

static int camellia_crypt_ecb_wrap(void *ctx, mbedtls_operation_t operation, const unsigned char *input, unsigned char *output)
{
	return mbedtls_camellia_crypt_ecb((mbedtls_camellia_context *) ctx, operation, input, output);
}

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static int camellia_crypt_cbc_wrap(void *ctx, mbedtls_operation_t operation, size_t length, unsigned char *iv, const unsigned char *input, unsigned char *output)
{
	return mbedtls_camellia_crypt_cbc((mbedtls_camellia_context *) ctx, operation, length, iv, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CFB)
static int camellia_crypt_cfb128_wrap(void *ctx, mbedtls_operation_t operation, size_t length, size_t *iv_off, unsigned char *iv, const unsigned char *input, unsigned char *output)
{
	return mbedtls_camellia_crypt_cfb128((mbedtls_camellia_context *) ctx, operation, length, iv_off, iv, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CFB */

#if defined(MBEDTLS_CIPHER_MODE_CTR)
static int camellia_crypt_ctr_wrap(void *ctx, size_t length, size_t *nc_off, unsigned char *nonce_counter, unsigned char *stream_block, const unsigned char *input, unsigned char *output)
{
	return mbedtls_camellia_crypt_ctr((mbedtls_camellia_context *) ctx, length, nc_off, nonce_counter, stream_block, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CTR */

static int camellia_setkey_dec_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	return mbedtls_camellia_setkey_dec((mbedtls_camellia_context *) ctx, key, key_bitlen);
}

static int camellia_setkey_enc_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	return mbedtls_camellia_setkey_enc((mbedtls_camellia_context *) ctx, key, key_bitlen);
}

static void *camellia_ctx_alloc(void)
{
	mbedtls_camellia_context *ctx;
	ctx = mbedtls_calloc(1, sizeof(mbedtls_camellia_context));

	if (ctx == NULL) {
		return (NULL);
	}

	mbedtls_camellia_init(ctx);

	return (ctx);
}

static void camellia_ctx_free(void *ctx)
{
	mbedtls_camellia_free((mbedtls_camellia_context *) ctx);
	mbedtls_free(ctx);
}

static const mbedtls_cipher_base_t camellia_info = {
	MBEDTLS_CIPHER_ID_CAMELLIA,
	camellia_crypt_ecb_wrap,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	camellia_crypt_cbc_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	camellia_crypt_cfb128_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	camellia_crypt_ctr_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	camellia_setkey_enc_wrap,
	camellia_setkey_dec_wrap,
	camellia_ctx_alloc,
	camellia_ctx_free
};

static const mbedtls_cipher_info_t camellia_128_ecb_info = {
	MBEDTLS_CIPHER_CAMELLIA_128_ECB,
	MBEDTLS_MODE_ECB,
	128,
	"CAMELLIA-128-ECB",
	16,
	0,
	16,
	&camellia_info
};

static const mbedtls_cipher_info_t camellia_192_ecb_info = {
	MBEDTLS_CIPHER_CAMELLIA_192_ECB,
	MBEDTLS_MODE_ECB,
	192,
	"CAMELLIA-192-ECB",
	16,
	0,
	16,
	&camellia_info
};

static const mbedtls_cipher_info_t camellia_256_ecb_info = {
	MBEDTLS_CIPHER_CAMELLIA_256_ECB,
	MBEDTLS_MODE_ECB,
	256,
	"CAMELLIA-256-ECB",
	16,
	0,
	16,
	&camellia_info
};

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static const mbedtls_cipher_info_t camellia_128_cbc_info = {
	MBEDTLS_CIPHER_CAMELLIA_128_CBC,
	MBEDTLS_MODE_CBC,
	128,
	"CAMELLIA-128-CBC",
	16,
	0,
	16,
	&camellia_info
};

static const mbedtls_cipher_info_t camellia_192_cbc_info = {
	MBEDTLS_CIPHER_CAMELLIA_192_CBC,
	MBEDTLS_MODE_CBC,
	192,
	"CAMELLIA-192-CBC",
	16,
	0,
	16,
	&camellia_info
};

static const mbedtls_cipher_info_t camellia_256_cbc_info = {
	MBEDTLS_CIPHER_CAMELLIA_256_CBC,
	MBEDTLS_MODE_CBC,
	256,
	"CAMELLIA-256-CBC",
	16,
	0,
	16,
	&camellia_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CFB)
static const mbedtls_cipher_info_t camellia_128_cfb128_info = {
	MBEDTLS_CIPHER_CAMELLIA_128_CFB128,
	MBEDTLS_MODE_CFB,
	128,
	"CAMELLIA-128-CFB128",
	16,
	0,
	16,
	&camellia_info
};

static const mbedtls_cipher_info_t camellia_192_cfb128_info = {
	MBEDTLS_CIPHER_CAMELLIA_192_CFB128,
	MBEDTLS_MODE_CFB,
	192,
	"CAMELLIA-192-CFB128",
	16,
	0,
	16,
	&camellia_info
};

static const mbedtls_cipher_info_t camellia_256_cfb128_info = {
	MBEDTLS_CIPHER_CAMELLIA_256_CFB128,
	MBEDTLS_MODE_CFB,
	256,
	"CAMELLIA-256-CFB128",
	16,
	0,
	16,
	&camellia_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CFB */

#if defined(MBEDTLS_CIPHER_MODE_CTR)
static const mbedtls_cipher_info_t camellia_128_ctr_info = {
	MBEDTLS_CIPHER_CAMELLIA_128_CTR,
	MBEDTLS_MODE_CTR,
	128,
	"CAMELLIA-128-CTR",
	16,
	0,
	16,
	&camellia_info
};

static const mbedtls_cipher_info_t camellia_192_ctr_info = {
	MBEDTLS_CIPHER_CAMELLIA_192_CTR,
	MBEDTLS_MODE_CTR,
	192,
	"CAMELLIA-192-CTR",
	16,
	0,
	16,
	&camellia_info
};

static const mbedtls_cipher_info_t camellia_256_ctr_info = {
	MBEDTLS_CIPHER_CAMELLIA_256_CTR,
	MBEDTLS_MODE_CTR,
	256,
	"CAMELLIA-256-CTR",
	16,
	0,
	16,
	&camellia_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CTR */

#if defined(MBEDTLS_GCM_C)
static int gcm_camellia_setkey_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	return mbedtls_gcm_setkey((mbedtls_gcm_context *) ctx, MBEDTLS_CIPHER_ID_CAMELLIA, key, key_bitlen);
}

static const mbedtls_cipher_base_t gcm_camellia_info = {
	MBEDTLS_CIPHER_ID_CAMELLIA,
	NULL,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	gcm_camellia_setkey_wrap,
	gcm_camellia_setkey_wrap,
	gcm_ctx_alloc,
	gcm_ctx_free,
};

static const mbedtls_cipher_info_t camellia_128_gcm_info = {
	MBEDTLS_CIPHER_CAMELLIA_128_GCM,
	MBEDTLS_MODE_GCM,
	128,
	"CAMELLIA-128-GCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&gcm_camellia_info
};

static const mbedtls_cipher_info_t camellia_192_gcm_info = {
	MBEDTLS_CIPHER_CAMELLIA_192_GCM,
	MBEDTLS_MODE_GCM,
	192,
	"CAMELLIA-192-GCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&gcm_camellia_info
};

static const mbedtls_cipher_info_t camellia_256_gcm_info = {
	MBEDTLS_CIPHER_CAMELLIA_256_GCM,
	MBEDTLS_MODE_GCM,
	256,
	"CAMELLIA-256-GCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&gcm_camellia_info
};
#endif							/* MBEDTLS_GCM_C */

#if defined(MBEDTLS_CCM_C)
static int ccm_camellia_setkey_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	return mbedtls_ccm_setkey((mbedtls_ccm_context *) ctx, MBEDTLS_CIPHER_ID_CAMELLIA, key, key_bitlen);
}

static const mbedtls_cipher_base_t ccm_camellia_info = {
	MBEDTLS_CIPHER_ID_CAMELLIA,
	NULL,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	ccm_camellia_setkey_wrap,
	ccm_camellia_setkey_wrap,
	ccm_ctx_alloc,
	ccm_ctx_free,
};

static const mbedtls_cipher_info_t camellia_128_ccm_info = {
	MBEDTLS_CIPHER_CAMELLIA_128_CCM,
	MBEDTLS_MODE_CCM,
	128,
	"CAMELLIA-128-CCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&ccm_camellia_info
};

static const mbedtls_cipher_info_t camellia_192_ccm_info = {
	MBEDTLS_CIPHER_CAMELLIA_192_CCM,
	MBEDTLS_MODE_CCM,
	192,
	"CAMELLIA-192-CCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&ccm_camellia_info
};

static const mbedtls_cipher_info_t camellia_256_ccm_info = {
	MBEDTLS_CIPHER_CAMELLIA_256_CCM,
	MBEDTLS_MODE_CCM,
	256,
	"CAMELLIA-256-CCM",
	12,
	MBEDTLS_CIPHER_VARIABLE_IV_LEN,
	16,
	&ccm_camellia_info
};
#endif							/* MBEDTLS_CCM_C */

#endif							/* MBEDTLS_CAMELLIA_C */

#if defined(MBEDTLS_DES_C)

static int des_crypt_ecb_wrap(void *ctx, mbedtls_operation_t operation, const unsigned char *input, unsigned char *output)
{
	((void)operation);
	return mbedtls_des_crypt_ecb((mbedtls_des_context *) ctx, input, output);
}

static int des3_crypt_ecb_wrap(void *ctx, mbedtls_operation_t operation, const unsigned char *input, unsigned char *output)
{
	((void)operation);
	return mbedtls_des3_crypt_ecb((mbedtls_des3_context *) ctx, input, output);
}

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static int des_crypt_cbc_wrap(void *ctx, mbedtls_operation_t operation, size_t length, unsigned char *iv, const unsigned char *input, unsigned char *output)
{
	return mbedtls_des_crypt_cbc((mbedtls_des_context *) ctx, operation, length, iv, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static int des3_crypt_cbc_wrap(void *ctx, mbedtls_operation_t operation, size_t length, unsigned char *iv, const unsigned char *input, unsigned char *output)
{
	return mbedtls_des3_crypt_cbc((mbedtls_des3_context *) ctx, operation, length, iv, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

static int des_setkey_dec_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	((void)key_bitlen);

	return mbedtls_des_setkey_dec((mbedtls_des_context *) ctx, key);
}

static int des_setkey_enc_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	((void)key_bitlen);

	return mbedtls_des_setkey_enc((mbedtls_des_context *) ctx, key);
}

static int des3_set2key_dec_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	((void)key_bitlen);

	return mbedtls_des3_set2key_dec((mbedtls_des3_context *) ctx, key);
}

static int des3_set2key_enc_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	((void)key_bitlen);

	return mbedtls_des3_set2key_enc((mbedtls_des3_context *) ctx, key);
}

static int des3_set3key_dec_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	((void)key_bitlen);

	return mbedtls_des3_set3key_dec((mbedtls_des3_context *) ctx, key);
}

static int des3_set3key_enc_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	((void)key_bitlen);

	return mbedtls_des3_set3key_enc((mbedtls_des3_context *) ctx, key);
}

static void *des_ctx_alloc(void)
{
	mbedtls_des_context *des = mbedtls_calloc(1, sizeof(mbedtls_des_context));

	if (des == NULL) {
		return (NULL);
	}

	mbedtls_des_init(des);

	return (des);
}

static void des_ctx_free(void *ctx)
{
	mbedtls_des_free((mbedtls_des_context *) ctx);
	mbedtls_free(ctx);
}

static void *des3_ctx_alloc(void)
{
	mbedtls_des3_context *des3;
	des3 = mbedtls_calloc(1, sizeof(mbedtls_des3_context));

	if (des3 == NULL) {
		return (NULL);
	}

	mbedtls_des3_init(des3);

	return (des3);
}

static void des3_ctx_free(void *ctx)
{
	mbedtls_des3_free((mbedtls_des3_context *) ctx);
	mbedtls_free(ctx);
}

static const mbedtls_cipher_base_t des_info = {
	MBEDTLS_CIPHER_ID_DES,
	des_crypt_ecb_wrap,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	des_crypt_cbc_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	des_setkey_enc_wrap,
	des_setkey_dec_wrap,
	des_ctx_alloc,
	des_ctx_free
};

static const mbedtls_cipher_info_t des_ecb_info = {
	MBEDTLS_CIPHER_DES_ECB,
	MBEDTLS_MODE_ECB,
	MBEDTLS_KEY_LENGTH_DES,
	"DES-ECB",
	8,
	0,
	8,
	&des_info
};

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static const mbedtls_cipher_info_t des_cbc_info = {
	MBEDTLS_CIPHER_DES_CBC,
	MBEDTLS_MODE_CBC,
	MBEDTLS_KEY_LENGTH_DES,
	"DES-CBC",
	8,
	0,
	8,
	&des_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

static const mbedtls_cipher_base_t des_ede_info = {
	MBEDTLS_CIPHER_ID_DES,
	des3_crypt_ecb_wrap,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	des3_crypt_cbc_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	des3_set2key_enc_wrap,
	des3_set2key_dec_wrap,
	des3_ctx_alloc,
	des3_ctx_free
};

static const mbedtls_cipher_info_t des_ede_ecb_info = {
	MBEDTLS_CIPHER_DES_EDE_ECB,
	MBEDTLS_MODE_ECB,
	MBEDTLS_KEY_LENGTH_DES_EDE,
	"DES-EDE-ECB",
	8,
	0,
	8,
	&des_ede_info
};

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static const mbedtls_cipher_info_t des_ede_cbc_info = {
	MBEDTLS_CIPHER_DES_EDE_CBC,
	MBEDTLS_MODE_CBC,
	MBEDTLS_KEY_LENGTH_DES_EDE,
	"DES-EDE-CBC",
	8,
	0,
	8,
	&des_ede_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

static const mbedtls_cipher_base_t des_ede3_info = {
	MBEDTLS_CIPHER_ID_3DES,
	des3_crypt_ecb_wrap,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	des3_crypt_cbc_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	des3_set3key_enc_wrap,
	des3_set3key_dec_wrap,
	des3_ctx_alloc,
	des3_ctx_free
};

static const mbedtls_cipher_info_t des_ede3_ecb_info = {
	MBEDTLS_CIPHER_DES_EDE3_ECB,
	MBEDTLS_MODE_ECB,
	MBEDTLS_KEY_LENGTH_DES_EDE3,
	"DES-EDE3-ECB",
	8,
	0,
	8,
	&des_ede3_info
};

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static const mbedtls_cipher_info_t des_ede3_cbc_info = {
	MBEDTLS_CIPHER_DES_EDE3_CBC,
	MBEDTLS_MODE_CBC,
	MBEDTLS_KEY_LENGTH_DES_EDE3,
	"DES-EDE3-CBC",
	8,
	0,
	8,
	&des_ede3_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CBC */
#endif							/* MBEDTLS_DES_C */

#if defined(MBEDTLS_BLOWFISH_C)

static int blowfish_crypt_ecb_wrap(void *ctx, mbedtls_operation_t operation, const unsigned char *input, unsigned char *output)
{
	return mbedtls_blowfish_crypt_ecb((mbedtls_blowfish_context *) ctx, operation, input, output);
}

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static int blowfish_crypt_cbc_wrap(void *ctx, mbedtls_operation_t operation, size_t length, unsigned char *iv, const unsigned char *input, unsigned char *output)
{
	return mbedtls_blowfish_crypt_cbc((mbedtls_blowfish_context *) ctx, operation, length, iv, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CFB)
static int blowfish_crypt_cfb64_wrap(void *ctx, mbedtls_operation_t operation, size_t length, size_t *iv_off, unsigned char *iv, const unsigned char *input, unsigned char *output)
{
	return mbedtls_blowfish_crypt_cfb64((mbedtls_blowfish_context *) ctx, operation, length, iv_off, iv, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CFB */

#if defined(MBEDTLS_CIPHER_MODE_CTR)
static int blowfish_crypt_ctr_wrap(void *ctx, size_t length, size_t *nc_off, unsigned char *nonce_counter, unsigned char *stream_block, const unsigned char *input, unsigned char *output)
{
	return mbedtls_blowfish_crypt_ctr((mbedtls_blowfish_context *) ctx, length, nc_off, nonce_counter, stream_block, input, output);
}
#endif							/* MBEDTLS_CIPHER_MODE_CTR */

static int blowfish_setkey_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	return mbedtls_blowfish_setkey((mbedtls_blowfish_context *) ctx, key, key_bitlen);
}

static void *blowfish_ctx_alloc(void)
{
	mbedtls_blowfish_context *ctx;
	ctx = mbedtls_calloc(1, sizeof(mbedtls_blowfish_context));

	if (ctx == NULL) {
		return (NULL);
	}

	mbedtls_blowfish_init(ctx);

	return (ctx);
}

static void blowfish_ctx_free(void *ctx)
{
	mbedtls_blowfish_free((mbedtls_blowfish_context *) ctx);
	mbedtls_free(ctx);
}

static const mbedtls_cipher_base_t blowfish_info = {
	MBEDTLS_CIPHER_ID_BLOWFISH,
	blowfish_crypt_ecb_wrap,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	blowfish_crypt_cbc_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	blowfish_crypt_cfb64_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	blowfish_crypt_ctr_wrap,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	NULL,
#endif
	blowfish_setkey_wrap,
	blowfish_setkey_wrap,
	blowfish_ctx_alloc,
	blowfish_ctx_free
};

static const mbedtls_cipher_info_t blowfish_ecb_info = {
	MBEDTLS_CIPHER_BLOWFISH_ECB,
	MBEDTLS_MODE_ECB,
	128,
	"BLOWFISH-ECB",
	8,
	MBEDTLS_CIPHER_VARIABLE_KEY_LEN,
	8,
	&blowfish_info
};

#if defined(MBEDTLS_CIPHER_MODE_CBC)
static const mbedtls_cipher_info_t blowfish_cbc_info = {
	MBEDTLS_CIPHER_BLOWFISH_CBC,
	MBEDTLS_MODE_CBC,
	128,
	"BLOWFISH-CBC",
	8,
	MBEDTLS_CIPHER_VARIABLE_KEY_LEN,
	8,
	&blowfish_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CBC */

#if defined(MBEDTLS_CIPHER_MODE_CFB)
static const mbedtls_cipher_info_t blowfish_cfb64_info = {
	MBEDTLS_CIPHER_BLOWFISH_CFB64,
	MBEDTLS_MODE_CFB,
	128,
	"BLOWFISH-CFB64",
	8,
	MBEDTLS_CIPHER_VARIABLE_KEY_LEN,
	8,
	&blowfish_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CFB */

#if defined(MBEDTLS_CIPHER_MODE_CTR)
static const mbedtls_cipher_info_t blowfish_ctr_info = {
	MBEDTLS_CIPHER_BLOWFISH_CTR,
	MBEDTLS_MODE_CTR,
	128,
	"BLOWFISH-CTR",
	8,
	MBEDTLS_CIPHER_VARIABLE_KEY_LEN,
	8,
	&blowfish_info
};
#endif							/* MBEDTLS_CIPHER_MODE_CTR */
#endif							/* MBEDTLS_BLOWFISH_C */

#if defined(MBEDTLS_ARC4_C)
static int arc4_crypt_stream_wrap(void *ctx, size_t length, const unsigned char *input, unsigned char *output)
{
	return (mbedtls_arc4_crypt((mbedtls_arc4_context *) ctx, length, input, output));
}

static int arc4_setkey_wrap(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	/* we get key_bitlen in bits, arc4 expects it in bytes */
	if (key_bitlen % 8 != 0) {
		return (MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA);
	}

	mbedtls_arc4_setup((mbedtls_arc4_context *) ctx, key, key_bitlen / 8);
	return (0);
}

static void *arc4_ctx_alloc(void)
{
	mbedtls_arc4_context *ctx;
	ctx = mbedtls_calloc(1, sizeof(mbedtls_arc4_context));

	if (ctx == NULL) {
		return (NULL);
	}

	mbedtls_arc4_init(ctx);

	return (ctx);
}

static void arc4_ctx_free(void *ctx)
{
	mbedtls_arc4_free((mbedtls_arc4_context *) ctx);
	mbedtls_free(ctx);
}

static const mbedtls_cipher_base_t arc4_base_info = {
	MBEDTLS_CIPHER_ID_ARC4,
	NULL,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	arc4_crypt_stream_wrap,
#endif
	arc4_setkey_wrap,
	arc4_setkey_wrap,
	arc4_ctx_alloc,
	arc4_ctx_free
};

static const mbedtls_cipher_info_t arc4_128_info = {
	MBEDTLS_CIPHER_ARC4_128,
	MBEDTLS_MODE_STREAM,
	128,
	"ARC4-128",
	0,
	0,
	1,
	&arc4_base_info
};
#endif							/* MBEDTLS_ARC4_C */

#if defined(MBEDTLS_CIPHER_NULL_CIPHER)
static int null_crypt_stream(void *ctx, size_t length, const unsigned char *input, unsigned char *output)
{
	((void)ctx);
	memmove(output, input, length);
	return (0);
}

static int null_setkey(void *ctx, const unsigned char *key, unsigned int key_bitlen)
{
	((void)ctx);
	((void)key);
	((void)key_bitlen);

	return (0);
}

static void *null_ctx_alloc(void)
{
	return ((void *)1);
}

static void null_ctx_free(void *ctx)
{
	((void)ctx);
}

static const mbedtls_cipher_base_t null_base_info = {
	MBEDTLS_CIPHER_ID_NULL,
	NULL,
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	NULL,
#endif
#if defined(MBEDTLS_CIPHER_MODE_STREAM)
	null_crypt_stream,
#endif
	null_setkey,
	null_setkey,
	null_ctx_alloc,
	null_ctx_free
};

static const mbedtls_cipher_info_t null_cipher_info = {
	MBEDTLS_CIPHER_NULL,
	MBEDTLS_MODE_STREAM,
	0,
	"NULL",
	0,
	0,
	1,
	&null_base_info
};
#endif							/* defined(MBEDTLS_CIPHER_NULL_CIPHER) */

const mbedtls_cipher_definition_t mbedtls_cipher_definitions[] = {
#if defined(MBEDTLS_AES_C)
	{MBEDTLS_CIPHER_AES_128_ECB, &aes_128_ecb_info},
	{MBEDTLS_CIPHER_AES_192_ECB, &aes_192_ecb_info},
	{MBEDTLS_CIPHER_AES_256_ECB, &aes_256_ecb_info},
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	{MBEDTLS_CIPHER_AES_128_CBC, &aes_128_cbc_info},
	{MBEDTLS_CIPHER_AES_192_CBC, &aes_192_cbc_info},
	{MBEDTLS_CIPHER_AES_256_CBC, &aes_256_cbc_info},
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	{MBEDTLS_CIPHER_AES_128_CFB128, &aes_128_cfb128_info},
	{MBEDTLS_CIPHER_AES_192_CFB128, &aes_192_cfb128_info},
	{MBEDTLS_CIPHER_AES_256_CFB128, &aes_256_cfb128_info},
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	{MBEDTLS_CIPHER_AES_128_CTR, &aes_128_ctr_info},
	{MBEDTLS_CIPHER_AES_192_CTR, &aes_192_ctr_info},
	{MBEDTLS_CIPHER_AES_256_CTR, &aes_256_ctr_info},
#endif
#if defined(MBEDTLS_GCM_C)
	{MBEDTLS_CIPHER_AES_128_GCM, &aes_128_gcm_info},
	{MBEDTLS_CIPHER_AES_192_GCM, &aes_192_gcm_info},
	{MBEDTLS_CIPHER_AES_256_GCM, &aes_256_gcm_info},
#endif
#if defined(MBEDTLS_CCM_C)
	{MBEDTLS_CIPHER_AES_128_CCM, &aes_128_ccm_info},
	{MBEDTLS_CIPHER_AES_192_CCM, &aes_192_ccm_info},
	{MBEDTLS_CIPHER_AES_256_CCM, &aes_256_ccm_info},
#endif
#endif							/* MBEDTLS_AES_C */

#if defined(MBEDTLS_ARC4_C)
	{MBEDTLS_CIPHER_ARC4_128, &arc4_128_info},
#endif

#if defined(MBEDTLS_BLOWFISH_C)
	{MBEDTLS_CIPHER_BLOWFISH_ECB, &blowfish_ecb_info},
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	{MBEDTLS_CIPHER_BLOWFISH_CBC, &blowfish_cbc_info},
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	{MBEDTLS_CIPHER_BLOWFISH_CFB64, &blowfish_cfb64_info},
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	{MBEDTLS_CIPHER_BLOWFISH_CTR, &blowfish_ctr_info},
#endif
#endif							/* MBEDTLS_BLOWFISH_C */

#if defined(MBEDTLS_CAMELLIA_C)
	{MBEDTLS_CIPHER_CAMELLIA_128_ECB, &camellia_128_ecb_info},
	{MBEDTLS_CIPHER_CAMELLIA_192_ECB, &camellia_192_ecb_info},
	{MBEDTLS_CIPHER_CAMELLIA_256_ECB, &camellia_256_ecb_info},
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	{MBEDTLS_CIPHER_CAMELLIA_128_CBC, &camellia_128_cbc_info},
	{MBEDTLS_CIPHER_CAMELLIA_192_CBC, &camellia_192_cbc_info},
	{MBEDTLS_CIPHER_CAMELLIA_256_CBC, &camellia_256_cbc_info},
#endif
#if defined(MBEDTLS_CIPHER_MODE_CFB)
	{MBEDTLS_CIPHER_CAMELLIA_128_CFB128, &camellia_128_cfb128_info},
	{MBEDTLS_CIPHER_CAMELLIA_192_CFB128, &camellia_192_cfb128_info},
	{MBEDTLS_CIPHER_CAMELLIA_256_CFB128, &camellia_256_cfb128_info},
#endif
#if defined(MBEDTLS_CIPHER_MODE_CTR)
	{MBEDTLS_CIPHER_CAMELLIA_128_CTR, &camellia_128_ctr_info},
	{MBEDTLS_CIPHER_CAMELLIA_192_CTR, &camellia_192_ctr_info},
	{MBEDTLS_CIPHER_CAMELLIA_256_CTR, &camellia_256_ctr_info},
#endif
#if defined(MBEDTLS_GCM_C)
	{MBEDTLS_CIPHER_CAMELLIA_128_GCM, &camellia_128_gcm_info},
	{MBEDTLS_CIPHER_CAMELLIA_192_GCM, &camellia_192_gcm_info},
	{MBEDTLS_CIPHER_CAMELLIA_256_GCM, &camellia_256_gcm_info},
#endif
#if defined(MBEDTLS_CCM_C)
	{MBEDTLS_CIPHER_CAMELLIA_128_CCM, &camellia_128_ccm_info},
	{MBEDTLS_CIPHER_CAMELLIA_192_CCM, &camellia_192_ccm_info},
	{MBEDTLS_CIPHER_CAMELLIA_256_CCM, &camellia_256_ccm_info},
#endif
#endif							/* MBEDTLS_CAMELLIA_C */

#if defined(MBEDTLS_DES_C)
	{MBEDTLS_CIPHER_DES_ECB, &des_ecb_info},
	{MBEDTLS_CIPHER_DES_EDE_ECB, &des_ede_ecb_info},
	{MBEDTLS_CIPHER_DES_EDE3_ECB, &des_ede3_ecb_info},
#if defined(MBEDTLS_CIPHER_MODE_CBC)
	{MBEDTLS_CIPHER_DES_CBC, &des_cbc_info},
	{MBEDTLS_CIPHER_DES_EDE_CBC, &des_ede_cbc_info},
	{MBEDTLS_CIPHER_DES_EDE3_CBC, &des_ede3_cbc_info},
#endif
#endif							/* MBEDTLS_DES_C */

#if defined(MBEDTLS_CIPHER_NULL_CIPHER)
	{MBEDTLS_CIPHER_NULL, &null_cipher_info},
#endif							/* MBEDTLS_CIPHER_NULL_CIPHER */

	{MBEDTLS_CIPHER_NONE, NULL}
};

#define NUM_CIPHERS sizeof mbedtls_cipher_definitions / sizeof mbedtls_cipher_definitions[0]
int mbedtls_cipher_supported[NUM_CIPHERS];

#endif							/* MBEDTLS_CIPHER_C */
